20211436

素因数分解:

$2^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{42461}}^1$

素因数の和:42489

約数の個数: 24

約数和(自身を含む): 42801696

約数和(自身を除く): 22590260

約数列:

[1, 2, 4, 7, 14, 17, 28, 34, 68, 119, 238, 476, 42461, 84922, 169844, 297227, 594454, 721837, 1188908, 1443674, 2887348, 5052859, 10105718, 20211436]

約数ペア:

[(1, 20211436), (2, 10105718), (4, 5052859), (7, 2887348), (14, 1443674), (17, 1188908), (28, 721837), (34, 594454), (68, 297227), (119, 169844), (238, 84922), (476, 42461)]